How to open sleep in win7

  
To open using the cmd command, first click on the Start menu, type “cmd” in “Search Programs and Files" and click the Enter key. As follows:

The following interface is popped up, enter "ldcfg;powercfg -hibernate on" in the last place, and then click the Enter key on the keyboard.

According to the above two methods, the hibernation function can be successfully turned on.

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